Carta-patente expirada
#21.1
Patente extinta em 11/09/2010
01/29/2013
RPI 2195
Application data
Number
PI9004699Type
Filing
Publication
The letters patent expired on 01/29/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 01/29/2013. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
M. D. (pessoa física)
NL
IPC Classification
Priority claims
GB
8920574.4 · 09/12/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 11/09/2010
01/29/2013
RPI 2195
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